function T = Pqw2Eci(Coe)
    
    R3Om = [cosd(Coe(4)), -sind(Coe(4)), 0; sind(Coe(4)), cosd(Coe(4)), 0; 0, 0, 1];
    %[]Rotation matrix about the third axis by an angle right ascension of the ascending node.
    
    R1In = [1, 0, 0; 0, cosd(Coe(3)), -sind(Coe(3)); 0, sind(Coe(3)), cosd(Coe(3))];
    %[]Rotation matrix about the first axis by an angle inclination
    
    R3w = [cosd(Coe(5)), -sind(Coe(5)), 0; sind(Coe(5)), cosd(Coe(5)), 0; 0, 0, 1];
    %[]Rotation matrix about the third axis by an angle argument of periapsis.
    
    T = R3Om * R1In * R3w;
    %[]Matrix that transforms vectors from the PQW to the ECI.
    
end
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